A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces
NSN 6650-01-119-0718
NSN 5920-01-522-4870
NSN 5950-01-051-3906
NSN 5950-01-408-9344
NSN 5905-00-032-2388
NSN 6110-00-732-7459
NSN 5950-00-314-2235
NSN 5930-00-862-7468
NSN 5998-00-146-9115
NSN 6620-01-414-4578
NSN 6130-01-555-7831
NSN 5998-01-572-6427